Flight
UAL879 18 Sep 2026
UAL879, operated by United Airlines, on 18 Sep 2026: Heathrow (EGLL) to George Bush Intcntl Houston (KIAH). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | EGLL HEATHROW → KIAH GEORGE BUSH INTCNTL HOUSTON |
| Status | Completed (receiver network) |
| First seen airborne | 10:13 BST |
| Last seen | 13:28 CDT |
| Duration | 9h 14m |
| Aircraft | N78017 |
| Max altitude | 38,000 ft |
| Distance tracked | 4,191 nm |
Punctuality, last 30 days
| Flights | 8 |
| On time | 2 (25%) |
| Average delay | +17 min |
| Worst delay | +24 min |
In the last 30 days UAL879 departed on time (within 15 minutes) on 2 of 8 flights (25%), with an average departure delay of +17 min and a worst delay of +24 min.
Schedule, departure and arrival times from the FAA SWIM feed; aircraft, altitude and distance from the PlaneTrack receiver network. On time means a departure within 15 minutes of schedule.